Panasonic GP6DU - Page 61

Panasonic GP6DU

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Figure 32 - TH-42PD25U

12X

9X

5X

4X

7X

2X

3X

55

TH-42PD25U-P

Note: The numbers followed by the letter “X” within this picture indicate the number of times the “POWER” LED flashes.

Table of Contents

Table of Contents3
Introduction7
Model Line up9
New Features and Circuit Improvements11
Boards Layout15
TH-42PD25U Boards Layout (GP6DU)15
TH-42PX25U Boards Layout (GPH6DU)15
TH-50PX25U Boards Layout (GPH6DU)16
TH-42XVS30 (Onyx) Boards Layout (GPH7D)16
TH-50XVS30 (Onyx) Boards Layout (GPH7D)17
TH-65XVS30 (Onyx) Boards Layout (GPH7D)17
Video Block19
GP6DU and GPH6DU Chassis19
GPH7D (Onyx)27
- ONYX J Board Video Selector27
- ONYX J Board Sync Selector28
- ONYX DR Board Block Diagram29
- Onyx Rgb/Sync Analog to Digital Conversion31
- Onyx Data Drive Operation32
GPH7D (Onyx) Tuner Receiver33
- Photo Viewer34
Power-On Operation35
Power-On Operation (TH-42PD25U)35
- TH-42PD25U-P Standby Circuit35
- TH-42PD25U-P Power-On with Switch on the Front Panel35
- TH-42PD25U-P Power-On with Remote Control36
Power on Operation (TH-42PX25U)41
- TH-42PX25U-P CPU Requirements and Standby Circuit41
- TH-42PX25U-P Power-On with Switch on Front Panel44
- TH-42PX25U-P Power-On with Remote Control44
Power-On Operation (TH-65XVS30U)47
- Power-On with Switch on Front Panel47
- Power-On with Remote Control48
Protection Circuits51
TH-42PD25U-P Protection Circuits51
- TH-42PD25U PA Board SOS Detect53
- TH-42PD25U 3.3V SOS Detect57
- TH-42PD25U SC and SS SOS Detect58
Troubleshooting Chart for the TH-42PD25U63
- Power LED Blinks 2 Times63
- Power LED Blinks 3 Times64
- Power LED Blinks 4 Times65
- Power LED Blinks 5 Times66
- Power LED Blinks 7 Times67
- Power LED Blinks 9 Times68
- Power LED Blinks 12 Times69
SOS Troubleshooting (TH-42PX20U)71
Troubleshooting Chart for the TH-42PX20U75
- Power LED Blinks 2 Times75
- Power LED Blinks 3 Times76
- Power LED Blinks 4 Times77
- Power LED Blinks 5 Times78
- Power LED Blinks 7 Times79
- Power LED Blinks 9 Times80
- Power LED Blinks 12 Times81
- Power LED Blinks 13 Times82
TH-42PX25U-P Protection Circuits83
- TH-42PX25U PA Board SOS Detect85
- TH-42PX25U 3.3V SOS Detect86
- TH-42PX25U 5V SOS Detect Circuit (D Board)86
- TH-42PX25U SC and SS SOS Detect88
- TH-42XVS30 Protection Circuits91
- TH-42XVS30 3.3V SOS Detect Circuit (D Board)93
- TH-42XVS30 5V SOS Detect Circuit (D Board)93
- TH-42XVS30 SC and SS SOS Detect96
- TH-42XVS30 Tuner SOS Detect98
- TH-42XVS30 Power SOS Detect99
- TH-42XVS30 Fan SOS Detect99
Troubleshooting Chart for the TH-42XVS30105
- Power LED Blinks 2 Times105
- Power LED Blinks 3 Times106
- Power LED Blinks 4 Times107
- Power LED Blinks 5 Times108
- Power LED Blinks 7 Times108
- Power LED Blinks 7 Times109
- Power LED Blinks 9 Times110
- Power LED Blinks 12 Times111
Service Notes113
TH-37PA20U TH-42PA20U (Service Hint SH-B19-04-06)113
TH-37PA20U TH-42PA20U (Service Bulletin # SB-B19-04-01)114
- IC551 Failure114
TH-37PD25U, TH-37PX25U, TH-42PD25U, TH-42PX25U, and TH50PX25U115
- Heat Transfer Pads for Models Number: TH-37PD25U, TH-37PX25U, TH- 42PD25U, TH-42PX25U, and TH50PX25U115
- Corrupted EEPROM Data in the 480I Addressing Area for Models Number: TH-37PD25U, TH-37PX25U, TH-42PD25U, TH-42PX25U, and TH-50PX25U (Service Bulletin SB-B19-04-12)116
Th-37Px25U, Th-42Px25U, Th-50Px25U119
- Remedy to Reduce the Rattle Noise from Speaker119
TH-42XVS30 (Onyx)119
- Information about the Speakers119
Alignment Procedures120
- Pedestal Setting120
- NTSC White Balance Adjustment121
- HD Panel White Balance Adjustment122
- Sub Brightness Setting123
- Hotel Mode Operation124
- Entry to Hotel Mode124

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